1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.util;
24  
25  import com.liferay.portal.kernel.util.GetterUtil;
26  
27  import javax.servlet.http.Cookie;
28  import javax.servlet.http.HttpServletRequest;
29  
30  /**
31   * <a href="CookieUtil.java.html"><b><i>View Source</i></b></a>
32   *
33   * @author Brian Wing Shun Chan
34   */
35  public class CookieUtil {
36  
37      public static String get(HttpServletRequest request, String name) {
38          Cookie[] cookies = request.getCookies();
39  
40          if (cookies == null) {
41              return null;
42          }
43  
44          for (int i = 0; i < cookies.length; i++) {
45              Cookie cookie = cookies[i];
46  
47              String cookieName = GetterUtil.getString(cookie.getName());
48  
49              if (cookieName.equalsIgnoreCase(name)) {
50                  return cookie.getValue();
51              }
52          }
53  
54          return null;
55      }
56  
57  }